Atlas is one of the strongest Alicorns in existence. A lot stronger that Luna and Celestia combined. He has a score to settle with Celestia, he offers a deal to the princess, she has exactly a year to answer it. But when he leaves the castle, a unique spell is cast upon him, making him lose his powers and abilities. Atlas is now an Earth Pony, stranded in Equestria. But that won't stop him from getting his revenge and finally settling the score with the princess.